MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
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The most complete online medical dictionary: 16,436 terms covering anatomy, physiology, pathologies, diagnostic exams, pharmacology and every clinical specialty.
Designed for 3 kinds of users:
- Patients and family who want to understand a diagnosis, a medical report or instructions from a doctor.
- Students of medicine, nursing, physiotherapy and the health professions, dealing with technical terminology.
- Doctors, pharmacists and healthcare workers who need a quick and reliable reference.
Definitions are written in clear, accessible language while keeping the rigor required for professional use. Each term has a dedicated URL, instant autocomplete search, and can be shared on WhatsApp, Facebook, X and via email with one click.
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Disclaimer: the content is for informational and educational purposes only and does not replace medical advice. If you have doubts about your health, always consult a qualified professional. In case of emergency call your local emergency number (911 in the US, 112 in the EU).
Polio vaccine, oral
A vaccine that contains live attenuated (weakened) poliovirus. Abbreviated OPV. Also referred to as polio vaccine, Sabin
Read the definitionRandom terms
Show more- Drosophila genome All of the genetic information contained in Drosophila, the fruitfly. The genomes of particular nonhuman…
- Sinoatrial node The sinoatrial node (the SA node) is one of the major elements in the cardiac conduction system, the system…
- Vertebral arch A circle of bone around the canal through which the spinal cord passes. A vertebral arch is composed of a…
- Study, cross-sectional A study done at one time, not over the course of time. A cross-sectional study a disease such as AIDS might…
- Keratoma An area of hardened skin, usually called a callus
- Esophageal cancer with tylosis See: Tylosis with esophageal cancer
- Transplant, hand and forearm Transplantation of the hand and the forearm from one person (a deceased donor) to another (the recipient). In…
- Mastectomy, prophylactic Removal of one or both breasts without the current presence of cancer. This surgery is sometimes chosen as a…
- Globus A word straight from the Latin, meaning (not unexpectedly) a globe or sphere. The word 'globus' is used in a…
- Embryonic hemoglobin Hemoglobin E, the normal embryonic hemoglobin, the main type of hemoglobin found in the human embryo. The E…
- Vulvar Pertaining to the vulva, the female external genitalia including the labia majora, labia minora, clitoris…
- Lumbar strain A stretching injury to the ligaments, tendons, and/or muscles of the low back. The stretching incident…